P-5

Ancillary Services Prices, Day Ahead Market

04/03/2007

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:000.250.250.25450.250.250.2545
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25450.250.250.2545
06:0074.19251.7574.19251.75
07:0010.393.890.55570.50.555
08:00103.50.9955.497.490.990.9955.49
09:0011.294.790.55570.50.555
10:009.553.050.55570.50.555
11:009.553.050.55570.50.555
12:009.553.050.55570.50.555
13:008.953.040.55571.090.555
14:0073.040.55573.040.555
15:0073.040.55573.040.555
16:009.543.040.55570.50.555
17:0010.923.090.55570.50.555
18:00103.050.55570.50.555
19:009.593.093.0957.599.593.093.0957.59
20:0010.673.43.457.99.93.43.457.9
21:00103.490.55570.50.555
22:009.593.090.55570.50.555
23:002.692.690.3550.30.30.355